GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Classic - 2WD 🢒 Body Systems 🢒 Vehicle Access 🢒 Rear Side Door Lock Actuator Replacement

Removal Procedure
  1. Raise the window.
  2. Remove the door trim panel. Refer to Rear Side Door Trim Panel Replacement.
  3. Remove the water deflector. Refer to Rear Side Door Water Deflector Replacement.

    4. Object Number: 348468 Size: SH
  4. Disconnect the inside door lock rod from the handle retainer clip.

    5. Object Number: 348465 Size: SH
  5. Disconnect the manual door lock rod from the door retainer clips.

    6. Object Number: 348463 Size: SH
  6. Remove the rubber plug in order to disengage the outside handle rod retainer.

    7. Object Number: 800627 Size: SH
  7. Disconnect the cylinder lock rod (1).
  8. Remove the bolts (2) which retain the door lock actuator to the door.
  9. Remove the door lock actuator and control rods as an assembly.
  10. Disconnect the electrical connector from the door lock actuator, if equipped.
  11. Remove the control rods as necessary.

Installation Procedure
  1. Install the control rods to the assembly.
  2. Connect the electrical connectors to the door lock actuator, if equipped.
  3. Install the door lock actuator to the door.
  4. Connect the outside door handle control rod.
  5. Connect the cylinder lock rod.

    6. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  6. Install the bolts which retain the door lock actuator to the door.

    7. Tighten
    Tighten the screws to 9 N·m (80 lb in).


    Object Number: 348465 Size: SH
  7. Connect the manual door lock to the door retainer clips.

    8. Object Number: 348461 Size: SH
  8. Connect the inside door handle control rod to the lock assembly.

    9. Object Number: 348468 Size: SH
  9. Connect the inside door lock rod to the handle retainer clip.
  10. Install the water deflector. Refer to Rear Side Door Trim Panel Replacement or Rear Side Door Water Deflector Replacement.
  11. Install the door trim panel. Refer to Rear Side Door Trim Panel Replacement.
  12. Inspect the operation of all the related components.